/Engine/Plugins/Interchange/Runtime/Source/FactoryNodes/Public/InterchangeMeshFactoryNode.h
Query whether tangents in the imported mesh are ignored and recomputed.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Interchange | FactoryNode | Mesh") bool GetCustomRecomputeTangents ( bool & AttributeValue ) const